Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 84%

17:37

02:41

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 Bad
12 OK
13 Bad
14 Bad

Sun - Rise: 06:58, Set: 19:16, Transit: 13:06. Moon - Rise: 17:37, Set: 02:41. Civil Dark: 19:49 - 06:25. Nautical Dark: 20:28 - 05:46. Astro Dark: 21:09 - 05:05

Total Clouds (% Sky Obscured)

98
100
100
99
100
100
100
99
100
46
45
91
98
99
56
47
37
63
31
20
41
32
49
52

Low Clouds (% Sky Obscured)

53
86
98
76
77
91
27
11
100
44
45
91
98
98
23
32
13
59
10
12
29
22
16
11

Medium Clouds (% Sky Obscured)

2
77
61
62
72
98
100
57
96
2
0
6
2
95
52
34
31
15
28
17
33
26
44
38

High Clouds (% Sky Obscured)

97
99
98
98
100
100
100
99
85
4
0
0
0
0
0
0
0
0
0
1
2
1
11
38

ISS Passover

Visibility (miles)

10
10
10
10
10
9
5
3
3
4
5
7
9
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

30
33
38
50
64
70
72
69
52
40
21
25
34
38
35
29
19
12
10
8
8
9
8
7

Precipitation Amount (mm)

0.14
0.3
0.23
0.28
0.44
0.9
1.68
2.03
1.22
0.32
0.04
0.04
0.11
0.17
0.12
0.07
0.05
0.04
0.03
0.03
0.03
0.04
0.05
0.04

Wind Speed/Direction (mph)

17
20
23
26
27
27
27
26
28
30
30
29
28
27
25
23
22
18
22
26
22
18
29
28

Chance of Frost

Temperature (°C)

18
19
19
20
19
19
19
18
18
16
15
14
13
12
11
11
11
12
13
14
14
15
15
16

Feels Like (°C)

19
19
19
20
19
19
19
18
18
16
15
14
13
12
11
11
11
12
13
14
14
15
15
16

Dew Point (°C)

16
16
16
16
16
16
16
15
14
12
11
10
9
8
8
7
7
7
7
7
7
7
7
8

Relative Humidity (%)

85
83
79
77
78
80
81
81
80
77
76
77
79
79
80
78
76
73
70
66
63
61
59
59

Pressure (mb)

1006
1005
1004
1002
1001
1000
999
998
998
997
998
1000
1002
1004
1005
1007
1008
1009
1010
1011
1011
1012
1013
1013

Ozone (du)

294
294
294
294
295
297
299
301
305
310
313
316
317
318
320
323
324
326
327
326
323
318
315
313

Friday 21

Waxing Gibbous 90%

18:08

03:44

15 OK
16 Good
17 Good
18 Good
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:00, Set: 19:13, Transit: 13:05. Moon - Rise: 18:08, Set: 03:44. Civil Dark: 19:46 - 06:27. Nautical Dark: 20:25 - 05:48. Astro Dark: 21:06 - 05:07

Total Clouds (% Sky Obscured)

23
1
0
2
31
95
91
100
100
100
100
100
100
100
99
96
100
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

14
1
0
1
3
19
14
16
24
16
29
12
12
16
18
8
11
1
0
0
2
10
42
91

Medium Clouds (% Sky Obscured)

20
0
0
0
0
2
9
7
16
27
23
15
13
27
82
73
86
87
95
97
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
1
29
94
90
100
100
100
100
100
100
99
98
95
100
99
99
99
100
99
100
76

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
6
5
4
3
3

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

6
3
0
0
0
0
0
0
3
3
4
4
0
0
0
0
7
12
22
26
33
43
52
60

Precipitation Amount (mm)

0.02
0.01
0
0
0
0
0
0
0.01
0.02
0.03
0.02
0
0
0
0
0.01
0.05
0.13
0.28
0.52
0.88
1.26
1.53

Wind Speed/Direction (mph)

28
27
23
21
21
19
17
16
13
13
13
12
10
11
10
10
10
8
9
9
9
9
9
11

Chance of Frost

Temperature (°C)

16
16
16
15
15
15
14
14
14
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Feels Like (°C)

16
16
16
15
15
15
14
14
14
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Dew Point (°C)

8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
10

Relative Humidity (%)

60
61
61
62
63
65
66
66
68
70
72
71
71
71
70
69
70
71
72
74
75
77
79
81

Pressure (mb)

1014
1015
1015
1016
1016
1017
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1020
1020
1019

Ozone (du)

312
310
308
306
304
302
299
297
295
292
290
289
287
286
284
283
283
282
281
281
280
280
279
279

Saturday 22

Waxing Gibbous 95%

18:35

04:49

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:01, Set: 19:11, Transit: 13:05. Moon - Rise: 18:35, Set: 04:49. Civil Dark: 19:44 - 06:28. Nautical Dark: 20:23 - 05:49. Astro Dark: 21:04 - 05:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
91
91
98
73
100
96
93
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

35
94
100
100
100
41
88
89
24
99
95
91
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
95
100
90
47
70
41
10
1
0
0
0
1
0
42
42
42
42
42
42
0
0

High Clouds (% Sky Obscured)

98
100
7
54
36
2
9
49
42
60
44
13
11
13
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
3
2
2
2
3
3
4
5
6
7
7
6
5
4
3
3
6
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

63
69
78
82
80
75
62
55
50
45
44
42
41
46
58
64
66
65
57
53
51
49
48
46

Precipitation Amount (mm)

1.75
2.12
3.04
4.37
5.06
4.26
2.84
1.78
1.1
0.65
0.41
0.31
0.31
0.41
0.68
1.19
1.62
1.57
1.32
1.18
1.31
1.53
1.46
0.87

Wind Speed/Direction (mph)

14
16
17
18
18
18
18
18
14
14
14
14
13
12
13
14
15
12
8
9
8
16
22
24

Chance of Frost

Temperature (°C)

13
13
14
14
15
15
16
16
17
17
17
18
17
17
17
16
16
15
15
16
15
14
13
12

Feels Like (°C)

13
13
14
14
15
15
16
16
17
17
17
18
17
17
17
16
16
15
15
16
15
14
13
12

Dew Point (°C)

10
11
11
12
13
13
14
14
14
15
15
15
15
14
14
14
14
13
13
13
13
11
10
9

Relative Humidity (%)

83
84
85
86
86
87
88
88
87
87
87
86
85
85
86
88
88
88
88
86
86
85
83
81

Pressure (mb)

1017
1016
1015
1013
1012
1011
1010
1009
1009
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1006
1007
1008
1010

Ozone (du)

278
277
276
276
275
275
275
276
276
275
275
275
275
276
276
276
278
285
295
303
309
314
318
322

Sunday 23

Waxing Gibbous 99%

18:58

05:56

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Bad
14 Bad

Sun - Rise: 07:03, Set: 19:09, Transit: 13:05. Moon - Rise: 18:58, Set: 05:56. Civil Dark: 19:42 - 06:30. Nautical Dark: 20:21 - 05:51. Astro Dark: 21:01 - 05:11

Total Clouds (% Sky Obscured)

100
100
100
100
63
63
63
63
63
63
1
1
1
1
1
1
2
2
2
2
2
2
65
65

Low Clouds (% Sky Obscured)

100
100
100
100
61
61
61
61
61
61
1
1
1
1
1
1
2
2
2
2
2
2
65
65

Medium Clouds (% Sky Obscured)

0
0
0
0
41
41
41
41
41
41
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
22
12
10
8
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.28
0.06
0.02
0.03
0.05
0.03
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

25
26
25
24
22
20
18
16
14
14
13
12
11
11
10
9
8
8
8
8
8
9
9
9

Chance of Frost

Temperature (°C)

11
11
11
11
12
12
11
11
11
11
10
10
10
10
10
9
9
10
11
12
13
13
14
14

Feels Like (°C)

11
11
11
11
12
12
11
11
11
11
10
10
10
8
7
7
7
10
11
12
13
13
14
14

Dew Point (°C)

8
7
7
7
7
6
6
6
6
6
6
5
5
5
5
5
5
5
5
6
6
5
5
5

Relative Humidity (%)

80
78
75
73
71
71
70
70
71
71
72
72
73
73
74
74
74
72
68
65
61
58
56
54

Pressure (mb)

1012
1015
1017
1019
1021
1023
1025
1027
1028
1030
1031
1032
1033
1033
1034
1035
1036
1036
1037
1038
1038
1038
1039
1039

Ozone (du)

324
324
321
314
308
302
296
290
285
281
277
274
273
271
270
270
270
271
271
272
271
271
271
270

Monday 24

Waxing Gibbous 100%

19:20

07:04

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good

Sun - Rise: 07:05, Set: 19:06, Transit: 13:04. Moon - Rise: 19:20, Set: 07:04. Civil Dark: 19:39 - 06:32. Nautical Dark: 20:18 - 05:53. Astro Dark: 20:59 - 05:13

Total Clouds (% Sky Obscured)

65
65
65
65
57
57
57
57
57
57
0
0
0
0
0
0
0
0
0
0
0
0
5
5

Low Clouds (% Sky Obscured)

65
65
65
65
57
57
57
57
57
57
0
0
0
0
0
0
0
0
0
0
0
0
5
5

Medium Clouds (% Sky Obscured)

0
0
0
0
5
5
5
5
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
10
9
9
8
8
8
7
7
7
6
6
6
5
2
3
4
5
6
6
6
6
6

Chance of Frost

Temperature (°C)

15
15
14
14
13
12
11
10
10
9
9
9
8
8
8
7
7
8
10
12
13
14
15
15

Feels Like (°C)

15
15
14
14
13
12
11
10
8
7
7
7
7
6
6
7
6
7
9
12
13
14
15
15

Dew Point (°C)

5
5
5
5
6
6
6
6
6
6
5
5
5
5
5
5
5
5
6
7
7
7
8
8

Relative Humidity (%)

53
54
55
57
60
65
70
74
77
78
78
78
78
79
82
85
86
83
78
73
69
64
62
61

Pressure (mb)

1039
1039
1039
1039
1039
1040
1040
1041
1041
1041
1041
1041
1041
1041
1041
1040
1040
1040
1040
1040
1040
1040
1040
1039

Ozone (du)

269
268
268
268
268
268
269
270
270
270
270
270
270
270
269
269
269
269
269
268
268
268
267
267

Tuesday 25

Full Moon 99%

19:42

08:13

15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
02 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:06, Set: 19:04, Transit: 13:04. Moon - Rise: 19:42, Set: 08:13. Civil Dark: 19:37 - 06:33. Nautical Dark: 20:16 - 05:54. Astro Dark: 20:56 - 05:14

Total Clouds (% Sky Obscured)

5
5
5
5
6
6
6
6
6
6
49
49
49
49
49
49
85
85
85
85
85
85
56
56

Low Clouds (% Sky Obscured)

5
5
5
5
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
11
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
6
6
6
6
6
6
49
49
49
49
49
49
84
84
84
84
84
84
50
50

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
6
6
6
7
7
7
7
8
7
7
7
7
7
7
7
7
7
8
8
8
8

Chance of Frost

Temperature (°C)

16
15
15
14
13
12
12
11
10
10
9
9
9
8
8
7
8
9
11
12
13
15
16
17

Feels Like (°C)

16
15
15
14
13
12
12
11
10
8
8
7
7
6
6
5
6
7
11
12
13
15
16
17

Dew Point (°C)

8
8
8
8
8
8
8
7
7
7
6
6
6
6
6
6
6
7
8
9
9
10
10
10

Relative Humidity (%)

61
62
64
68
71
73
77
79
80
81
81
82
84
86
89
91
91
88
84
80
76
71
66
63

Pressure (mb)

1038
1038
1037
1037
1036
1036
1036
1036
1036
1036
1035
1035
1035
1034
1034
1033
1033
1033
1032
1032
1032
1032
1032
1031

Ozone (du)

266
265
264
263
262
261
261
260
260
259
259
259
259
259
258
258
257
258
258
259
259
260
261
263

Wednesday 26

Waning Gibbous 96%

20:03

09:24

15 Bad
16 Bad
17 Bad
18 Bad
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good

Sun - Rise: 07:08, Set: 19:02, Transit: 13:04. Moon - Rise: 20:03, Set: 09:24. Civil Dark: 19:35 - 06:35. Nautical Dark: 20:14 - 05:56. Astro Dark: 20:54 - 05:16

Total Clouds (% Sky Obscured)

56
56
56
56
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

11
11
11
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
50
50
50
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
2
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0

Wind Speed/Direction (mph)

8
8
8
8
8
8
8
8
7
6
6
7
7
9
10
10
11
12
12
13
13
13
14
13

Chance of Frost

Temperature (°C)

17
17
16
15
14
13
12
11
11
10
10
10
11
11
11
10
11
12
14
15
16
17
18
18

Feels Like (°C)

17
17
16
15
14
13
12
11
11
10
10
10
11
11
11
10
11
12
14
15
16
17
18
18

Dew Point (°C)

10
10
10
10
9
9
8
8
8
8
8
8
8
8
7
7
8
9
10
11
11
12
13
13

Relative Humidity (%)

62
63
65
69
72
75
78
81
82
83
83
83
81
81
81
82
82
80
77
73
73
72
71
71

Pressure (mb)

1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

265
266
266
265
264
263
262
261
259
258
256
256
255
255
256
256
257
257
258
258
258
258
259
260

Forecast for Watchet, Somerset, UK (51.18,-3.33)

Generated: 20/09/18 15:21:27. Forecast: 20/09/18 to 26/09/18. Timezone: UTC+1.00